66153320

素因数分解:

$2^3\times 5^1\times {\mathrm{1033}}^1\times {\mathrm{1601}}^1$

素因数の和:2645

約数の個数: 32

約数和(自身を含む): 149082120

約数和(自身を除く): 82928800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1033, 1601, 2066, 3202, 4132, 5165, 6404, 8005, 8264, 10330, 12808, 16010, 20660, 32020, 41320, 64040, 1653833, 3307666, 6615332, 8269165, 13230664, 16538330, 33076660, 66153320]

約数ペア:

[(1, 66153320), (2, 33076660), (4, 16538330), (5, 13230664), (8, 8269165), (10, 6615332), (20, 3307666), (40, 1653833), (1033, 64040), (1601, 41320), (2066, 32020), (3202, 20660), (4132, 16010), (5165, 12808), (6404, 10330), (8005, 8264)]